01: import java.awt.*;
02: import java.awt.geom.*;
03: import javax.swing.*;
04: 
05: /**
06:    An icon that has the shape of the planet Mars.
07: */
08: public class MarsIcon implements Icon
09: {
10:    /**
11:       Constructs a Mars icon of a given size.
12:       @param aSize the size of the icon
13:    */
14:    public MarsIcon(int aSize)
15:    {
16:       size = aSize;
17:    }
18: 
19:    public int getIconWidth()
20:    {
21:       return size;
22:    }
23: 
24:    public int getIconHeight()
25:    {
26:       return size;
27:    }
28: 
29:    public void paintIcon(Component c, Graphics g, int x, int y)
30:    {
31:       Graphics2D g2 = (Graphics2D) g;
32:       Ellipse2D.Double planet = new Ellipse2D.Double(x, y,
33:          size, size);
34:       g2.setColor(Color.RED);
35:       g2.fill(planet);
36:    }
37: 
38:    private int size;
39: }